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John S. Thompson received US Patent No. 2,795,510 on June 11, 1957, filed October 22, 1952. It was assigned to Parker Rust Proof Co.
The patent's description opens (from the scanned text):
The present invention relates to an inorganic molding composititon and more specifically relates to a dry free flowing granular material comprising asbestos and phosphoric acid.
- Author
- John S. Thompson
- Published by
- US Patent Office
- Series
- US Patent No. 2,795,510
- Date
- June 11, 1957
- Library no.
- ACL Doc 22725 · asbestosclaims.law/library/22725
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 3 pages · 392 KB
Where it was listed
- Asbestos, July 1957, in its patents department (the year's issues)
Cited on this site
Cite this document
John S. Thompson. “Inorganic molding composition (US Patent 2,795,510, 1957).” June 11, 1957. US Patent No. 2,795,510. US Patent Office. AsbestosClaims.Law Library, ACL Doc 22725. https://asbestosclaims.law/library/22725.
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